Once you run advanced reconciliation rules for "Analyse Mismatch Invoices", invoices under value mismatch or invoice mismatch category get moved to Deemed match category if it is in range of tolerance set while running advanced reconciliation rule.
Actions Allowed –
Accept supplier invoice – Here you are accepting data that’s come to GSTR 2A i.e. supplier invoice details
Accept uploaded invoice – Here you are accepting data that are uploaded by you i.e. your 2P data.
In case you have not taken any actions then while creation of final reconciliation report supplier invoice will get considered